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LC5056 Pyrazole
for synthesis

 

Order number Packaging Quantity Price €
AC32056 Glass bottle 25 g 30.38

 

Product information
Synonyms 1,2-Diazol
Hill Formula C3H4N2
HS Code 2933 19 90
EC number 206-017-1
Molar mass 68.07 g/mol
CAS number 288-13-1

 

Chemical and physical data
Solubility (20 °C) insoluble
Melting point 66 – 68 °C
Molar mass 68.07 g/mol
Boiling point 186 – 188 °C

 

Safety information
R Phrase R 22-36/38
Harmful if swallowed.Irritating to eyes and skin.
Categories of danger harmful, irritant
Hazard Symbol Harmful
RTECS UQ4900000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Toxicological data
LD 50 oral LD50 rat 1010 mg/kg

 

Specifications
Assay (GC, area%) ≥ 99 %
Melting range
– lower value
≥ 66 °C
– upper value ≤ 68 °C
Identity (IR) passes test